175591 Exam simulation software

I want an Exam Simulation Software to be developed. Main purpose will be to serve SCJP(Sun certified java programmer)exams. I need the software to be developed in Java. The following are the main features: - Exam engine - ability to take the exam - review the exam - show detailed results - save/reopen exams - Notes module - Whole system features should resemble [login to view URL] scjp software. you can download trial version of that software to get a feel. It was developed using flash but i need the java version. - Main thing is to support drag and drop type questions. Looking for candidates who know about java certifications preferably certified in java(Bcoz I have more plans of using their services)